Answer
$\dfrac{22}{ \sqrt {26}}$
Work Step by Step
$D=\dfrac{|ax_1+by_1+cz_1|}{\sqrt {a^2+b^2+c^2}}$
$=\frac{|3(0)+1(2)-4(0)-24|}{\sqrt {3^2+1^2+(-4)^2}}$
$=\dfrac{22}{ \sqrt {26}}$
Calculus 8th Edition
by Stewart, James
Published by
Cengage
ISBN 10:
1285740629
ISBN 13:
978-1-28574-062-1
Chapter 12 - Vectors and the Geometry of Space - Review - Exercises - Page 883: 27
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